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Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- ExxonMobil Technology and Engineering has filed a patent application for Emm-75 Molecular Sieve Compositions, Synthesis and Uses. This invention was developed by Pham Toan D and Terefink Edward A.
The patent application number is CN20248008030 20240325. The patent publication number is CN120641356 (A). Inter..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- State Intellectual Property Office of China has received Saudi Arabian Oil patent application for Multi-zone Catalytic Cracking of Crude Oil. Al-herz Mansour Ali, Al-jawad Ali, Xu Qi, Acar Aaron and Al-ghalami Musaed Salem developed the invention.
The patent application number is CN20248010640 20240131. The ..
Oil & Gas
| Thu 26 Feb 2026
Beijing, Feb. 26 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Device and System for Treating and Recycling Fracturing Flow-back Fluid. Wang Hao, Wu Hongjun, Ji Deqiang, Zhu Lingyue, Li Zhida and Zhang Pan developed the invention.
The patent application number ..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have sought patent for Horizontal Well Shot Hole Temporary Plugging Effect Evaluation Method. This invention was developed by Bao Xitao, Li Zhongchao, Li Jian, Wang Dong, Ma Qingqing and Zhang Yongjun.
The patent application number is CN2024..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- ChinaChina Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Shock Wave Reforming Hydrogen Production Unit and Method and Reactor Applying Unit. This invention was developed by Xiao Bin, Zhang Biao, Xue Shuang, Wang Xin and Song Young-il.
The pat..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- PetroChina and China University of Petroleum, Beijing have sought patent for Method and Device for Preparing Low-carbon Olefin Through Hydrocarbon Catalytic Cracking. This invention was developed by Wang Gang, Zhang Zhongdong, Dang Falu, Wang Ruipu, Liu Yupei, Yu Qianqian, Wang Jian, Zhang Zhaoqian and Shi De..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have sought patent for Coking Tower Switching Control Method, Device and Equipment in Delayed Coking and Storage Medium. This invention was developed by Wu Sikan, Xue Shuang, Zhang Biao, Xiao Bin and Chu Renqing.
The p..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd have applied Chinese patent for Drilling Machine Drilling Speed Prediction Method and Device, Medium and Equipment. Rao Zhihua, Huang Yiqiang, Chen Bin, Liu Kunxiang, Jiao Yang, Zhang Qiang, Xiao Menglin, Chen Xiangqin and Liu Baobo devel..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd have applied Chinese patent for Deepwater Oil Field Shaft Throttling Digitization and Moisture Content Calculation Method and Computer Equipment. Zhang Jianqiang, Dai Ling, Liu Chenglin, Li Kairui, Dai Wen, Sun Changwei, Jiang Renkai and ..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Extraction Method and Device for Soluble Organic Matters of Carbonate Reservoir. Lin Xiaohui, Rong Fazhun, Li Guangzhi, Zou Yu, Zhang Dongwei and Wang Yuan developed it.
The patent application ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch have applied Chinese patent for Method and Device for Quickly Converting Seismic Data Coordinates Based on Mobile Terminal Shader. Xu Huanyou, Yu Wenquan, Jiang Aming, Chen Jun and Lu Minghua developed it.
The patent app..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Catalytic Slurry Oil Hydrotreating Method. Liu Wenjie, Zhang Qingjun, Sui Baokuan, Mu Fujun and Yuan Shenghua developed it.
The patent application number is CN202410276150 20240312...
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- PetroChina and China University of Petroleum, Beijing have applied Chinese patent for Method and Device for Preparing Low-carbon Olefin Through Catalytic Cracking of Light Hydrocarbon. Zhang Zhongdong, Wang Gang, Meng Fanfang, Dang Falu, Liu Yupei, Liu Chaowei, Wang Ruipu, Yu Qianqian, Chi Kebin and Sun Zhigu..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Changqing Eng Design Co Ltd and PetroChina have filed a patent application for Volatile Organic Compound Treatment System and Method. This invention was developed by Ge Tao, Guo Yahong, Lu Pengfei, An Weijie, Li Na, Wang Junjiang and Yang Guang.
The patent application number is CN202410274328 20240311. The..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- PetroChina and CNPC Engineering Tech R & D Co Ltd have filed a patent application for Sand Prevention Construction Method for Open Hole Section of Injection and Production Well and Expansion Pipe Completion Pipe String. This invention was developed by Fu Pan, Xia Yan, Yuan Guangjie, Ban Fansheng, Li Guotao, L..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Tianjin University and China University of Petroleum, Beijing have filed a patent application for Device for Monitoring Winding Tension of Flexible Pipe Composite Layer. This invention was developed by Xu Wanhai, Meng Congyan, Zhou Lidan and Wang Yingying.
The patent application number is CN202510966208 20..
Oil & Gas
| Wed 25 Feb 2026
Geneva, Feb. 25 -- China Nat Petroleum Corporation and CNPC Engineering Tech R&D Company Limited have filed a patent application for Lubricant Composition and Use. This invention was developed by Geng Yuan, Sun Jinsheng, Qu Yuanzhi, Sun Minghao, Yan Zhiyuan, Yuan Yuehui and Ren Han.
The patent application number is WO2024CN14..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- Saudi Arabian Oil has applied Chinese patent for Multi-zone Catalytic Cracking of Crude Oil. Al-herz Mansour Ali, Al-jawad Ali, Xu Qi, Acar Aaron and Al-ghalami Musaed Salem developed it.
The patent application number is CN20248010642 20240131. The patent publication number is CN120641535 (A). International ..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Storage Medium and CO2 Leakage Control Method, Device and Equipment for Ccus Project. This invention was developed by Wang Tao, Zhang Zhizhi, Sun Xiaolei and Liu Quanjie.
Th..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Daqing Oilfield and PetroChina have submitted a patent application for Electrically-adjusted Blowout Prevention Plug. Yu Guojiang, Chen Xiang, Wang Zongwen, Yu Xiaobo, Zhang Haitao, Ma Shuyan, Yang Liu, Li Shuhui, Guo Dahua and Zhang Zhigang developed the invention.
The patent application number is CN20241..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Sinopec Group and Sinopec Oilfield Equipment have submitted a patent application for Length-adjustable Anti-falling Rod and Screw Drill. This invention was developed by Li Xingwei, Gao Wenlin, Huang Zhuang, Xiao Ping, Li Youbing, Guan Qinqin, Zhang Xiaojun, Liu Dandan, Wang Youlin and Wang Xin.
The patent ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Method and System for Determining Heating Well Spacing of Oil Shale Horizontal Well. This invention was developed by Wang Yiwei.
The patent application number is CN202410272033 20240311..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Heating Well Spacing Evaluation Method and System for In-situ Fluid Heating Oil Shale. This invention was developed by Wang Yiwei.
The patent application number is CN202410272023 202403..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have submitted a patent application for Fuel Oil Detergent Component as Well as Preparation Method and Application Thereof. Zhao Yang, Pang Yafeng, Li Yuxing, Zhu Zongmin, Wang Weimin, Zhang Yuan, Yan Min and Lu Huiqin developed the invention.
The patent ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- PetroChina and China University of Petroleum, Beijing have submitted a patent application for Method and Device for Preparing Low-carbon Olefin Through Hydrocarbon Catalytic Cracking. Wang Gang, Zhang Zhongdong, Dang Falu, Meng Fanfang, Liu Yupei, Liu Chaowei, Wang Ruipu, Shi Dejun, Zhang Zhaoqian and Wang Ji..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- PetroChina and China University of Petroleum, Beijing have submitted a patent application for Method and Device for Preparing Low-carbon Olefin Through Catalytic Cracking of Light Hydrocarbon. Zhang Zhongdong, Wang Gang, Wang Ruipu, Dang Falu, Liu Yupei, Yu Qianqian, Wang Jian, Meng Fanfang and Chi Kebin deve..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Porous Bio-based Polymer Microsphere as Well as Preparation Method and Application Thereof. Wang Yansen, Hou Dandan, Qi Liya, Wang Chunyao, Deng Jingqian, Guo Min, Wang Ying and Guo Zifang..
Oil & Gas
| Thu 26 Feb 2026
Bogota, Feb. 26 -- Weatherford Technology has sought patent for Application of Elastic Fluids in Hydraulic Fracturing Implementing a Physics-based Analytical Tool. This invention was developed by Perez Oswaldo J and Fragachan Francisco E.
The patent application number is CO20210017781 20211224. The patent publication number is ..
Oil & Gas
| Thu 26 Feb 2026
Beijing, Feb. 26 -- China University of Petroleum, East China has sought patent for Structure-based Drug Design Model Integrating Bayesian Flow Network and Diffusion Model. This invention was developed by Wang Shuang, Ma Junteng, Li Mao, Zhang Yaoxiang and Ma Tianle.
The patent application number is CN202511119995 20250812. The..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- State Intellectual Property Office of China has published Baker Hughes Oilfield Operations patent application for Electromagnetic Telemetry Gap Joint. The invention was developed by Peters Volker and Furda Christian.
The patent application number is CN20248011208 20240125. The patent publication number is CN..
Oil & Gas
| Thu 26 Feb 2026
Bogota, Feb. 26 -- Halliburton Energy Services has submitted a patent application for Method of Calculating Viscous Performance of a Pump from its Water Performance Characteristics and New Dimensionless Parameter for Controlling and Monitoring Viscosity, Flow and Pressure. Sheth Ketankumar Kantilal developed the invention.
The ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- China University of Petroleum, Beijing has submitted a patent application for Mouth Mold and Production Equipment and Method for Columnar Strip with Spiral Strip Ribs on Surface. This invention was developed by Lan Xingying, Wei Bin, Zhao Yunpeng, Shi Xiaogang and Gao Jinsen.
The patent application number is..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- Saudi Arabian Oil has submitted a patent application for Multi-zone Catalytic Cracking of Crude Oil. This invention was developed by Al-herz Mansour Ali, Al-jawad Ali, Xu Qi, Acar Aaron, Al-ghalami Musaed Salem and Abudaoud Raed Hassan.
The patent application number is CN20248010646 20240131. The patent publ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 26 -- China University of Petroleum, East China has submitted a patent application for Multi-time-scale Small-signal Modeling Method for Heterogeneous Inverter Parallel System. This invention was developed by Xu Hailiang, Duan Yuhan, Ge Pingjuan and Li Wenchao.
The patent application number is CN202510717963 20250..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Shandong Wanbang Petroleum Tech Co Ltd has submitted a patent application for Bag Breaking Device. This invention was developed by Kang Xiaoyan, Ji Weixing, Wang Li, Qu Yaopeng, Wang Guodong, Cui Xiaodong, Zhao Yanbo, Liu Cunxin, Chen Ruixia, Zhang Cuicui and Wei Yong.
The patent application number is CN20..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and System for Dividing Favorable Reservoir Sections of Calcareous Shale. This invention was developed by Wu Qingzhao, Wang Yanqing, Jin Wujun, Sh..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and System for Identifying Fluid Properties of Tight Sandstone Fractured Reservoir. This invention was developed by Wu Qingzhao, Liu Junlong, Jin ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd patent application for Phase-control Low-frequency Modeling Method, System Medium and Equipment for Paleogenous Continental Sedimentary Strata. This invention was developed by Zeng ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released Zhejiang Jucheng Steel Cylinder Co Ltd patent application for Automatic Steel Cylinder Stacking Line. This invention was developed by Ye Guojun, Peng Zhiming, Lin Jianhua, Zheng Ronghua, Zhao Liang, Deng Zhihao, Yu Liwen and Jiang Qiang.
The patent a..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Sinopec Oilfield Service and Sinopec Jianghan Oilfield Service Co Ltd patent application for ESD (electro-static Discharge) Switching Modular Control System and Control Method for Oil and Gas Station. Huang Jian, Lv Zhi, Cao Dan, Tian Yanwei, Li Jia, Hu..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Shenzhen Runshihua Hydrogen Energy Co Ltd has submitted a patent application for Control Method and System of Pem Water Electrolysis Hydrogen Production Equipment. This invention was developed by Pang Zonghua, Tan Jianfeng, Zhao Jianhui, Ma Zhibo, Lai Wenjie, Chi Heyun and Jang Yong Hwan.
The patent applic..
Oil & Gas
| Wed 25 Feb 2026
Geneva, Feb. 25 -- Sichuan Zhili Intelligent Energy Tech Co Ltd has submitted a patent application for Swappable Battery Damping Structure. This invention was developed by Li Liguo, Xu Jin and Cao Kaichuang.
The patent application number is WO2025CN113757 20250811. The patent publication number is WO2026037222 (A1). Internati..
Oil & Gas
| Wed 25 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has released Saudi Arabian Oil Company and Aramco Far East (Beijing) Business Services patent application for Data Communication Software with User Interface Connecting Depositional Modeling and Diagenetic Modeling. This invention was developed by Wang Xiaoxi, Sun Xueka..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released Chaohua Tech Foshan Co Ltd patent application for High-performance Anti-rust Oil Composition and Preparation Method Thereof. This invention was developed by Liu Xingfei, Ma Qian, Lu Fei, Huang Jianghua, Li Xiaolei and Wu Demin.
The patent application..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Suzhou Qihexin Electronic Co Ltd has submitted a patent application for Liquefied Natural Gas Pretreatment Device. Ye Weixiong, Hua Wei and Chen Jiaqi developed the invention.
The patent application number is CN20251119278 20250723. The patent publication number is CN120624092 (A). International Patent Cla..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Shengzhou Zhejiang Univ Of Technology Innovation Research Institute has submitted a patent application for Methane Membrane Separation-pressure Swing Adsorption Coupling Purification System for Recycling Residual Gas by Using Ejector. Wang Zhiwei and Xu Yingjie developed the invention.
The patent applicati..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Zhidan Yufeng Petroleum Tech Service Co Ltd has submitted a patent application for Natural Gas Dehydration Device. This invention was developed by Xu Zhihong.
The patent application number is CN202510697056 20250528. The patent publication number is CN120624087 (A). International Patent Classification code..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Shandong Chambroad New Energy Holding Dev Co Ltd has submitted a patent application for Test Diesel Oil as Well as Preparation Method and Application Thereof. This invention was developed by Liu Zhihao, Zhu Wei, Li Ke, Xu Linxun and Sun Yuncai.
The patent application number is CN20251165621 20250731. The p..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Huanghua Bingyao Petroleum Product Sales Co Ltd has submitted a patent application for Heavy Oil Treatment Device. This invention was developed by Zhao Shubin.
The patent application number is CN202510772489 20250611. The patent publication number is CN120624055 (A). International Patent Classification cod..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Ding Xiaocheng has submitted a patent application for Water Vapor Cracking Method of Petroleum Fuel.
The patent application number is CN202510390356 20250331. The patent publication number is CN120624053 (A). International Patent Classification code is C10G11/04.
An abstract released by the State In..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Ningbo Fengcheng Nano Tech Co Ltd has submitted a patent application for Profile Control and Flooding Imbibition Combined System and Application Thereof in Low-permeability Reservoir. This invention was developed by Zhao Cong, Wu Wenwei, Guo Xiaopei, Wang Kesi, Wang Yaoguo and Wang Xiaowei.
The patent appl..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has published Cnpc Shenzhen New Energy Res Institute Co Ltd and PetroChina patent application for Lithosphere Thermal Structure Analysis Method, Apparatus and Device, and Storage Medium. The invention was developed by Tang Boning, Zhu Chuanqing, Li Shixiang, Fang Ch..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has released Praxair Tech Inc and Linde patent application for System and Method for High Flow Rate Liquid Hydrogen Tank Filling. This invention was developed by Ayaskanta Arya, Nawathe Kedar, Mmeje Uzoma, Kelly Sean M, Wellenhofer Anton and Toneva Petya.
The patent ..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Double-channel Water Injection Structure of Eccentric Integrated Water Injection Packer. This invention was developed by Song Xingliang, Xu Xiaoyu, Tong Yin, Li Jinghui, Wang Jiechun, Wang Min, Guo Y..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Storage Medium, Co2 Storage Site Escape Emission Calculation Method, Device and Equipment. This invention was developed by Wang Tao, Zha..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has published CNPC Zhike Jilin Tech Equipment Co Ltd patent application for Automatic Washing Screen Pipe. The invention was developed by Lyu Hao, Ahn Jun-seong, Zhu Ge, Xiu Liang and Yeo Dong-yun.
The patent application number is CN202511148521 20250818. The pat..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Zhongshan Furi Printing Mat Co Ltd has submitted a patent application for Led-uv Gloss Oil and Preparation Method Thereof. Luo Weiwen and Ruan Yuya developed the invention.
The patent application number is CN202510858098 20250625. The patent publication number is CN120623911 (A). International Patent Class..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- National Petroleum Pipeline Network Group and National Pipe Network Group Engineering Tech Innovation Co Ltd have filed a patent application for Foundation Humidifying Treatment System and Treatment Method. This invention was developed by Wu Weiwei, Sun Haitao, Shang Zenghui, Bian Hairong, Liu Zhitian, Jia Ha..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has released Altiss Tech LLC patent application for Vortex Induced Vibration Mitigation Method and System. This invention was developed by Lawson Drummond Willem Mackay, Dziekonski Mitchell Zbigniew, Mckay David Ernest and Walz Gregory Stephen.
The patent application..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- Exergo SA has submitted a patent application for System and Process for Vaporizing a Liquefied Gas. This invention was developed by Henchoz Samuel and Briguet Raphaël.
The patent application number is WO2025IB58158 20250811. The patent publication number is WO2026038131 (A1). International Patent Classific..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 --Carpecarbon SRL SOC Benefit has sought patent for Plant and Process for Capturing Carbon Dioxide Directly from a Gaseous Mixture. This invention was developed by Antoniciello Giuliano, Rossi Francesco, Zoppi Lorenzo, Perrone Davide and Costa Giorgia.
The patent application number is WO2025IB58154 20250811. T..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- Kerogen Oue has submitted a patent application for Method for Separation of Di- and Tri-carboxylic Acids from an Oil Shale Oxidation Reaction Mixture. This invention was developed by Lopp Margus, Silm Estelle, Kaldas Kristiina, Rouk Kristi, Uustalu Jaan, Muldma Kati, Siirde Kaarel, Kimm Mari-liis, Reinaas Mari..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has published Dharma Karma Found patent application for Method and Plant for Capturing Carbon Dioxide from a Carbon Dioxide Laden Gas Stream. The invention was developed by Fuchs Johannes, Fahrngruber Michael, Schöny Gerhard, Fuchs Josef, Wallmüller Andreas, Chimani F..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Beijing Yineng Hydrogen Source Tech Co Ltd has submitted a patent application for Equipment, Method and System for Synthesizing Ammonia from Green Hydrogen and Nitrogen. This invention was developed by Lv Pin, He Huizi, Lu Chuan, Wang Fei and Zhou Yi.
The patent application number is CN202510931064 2025070..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Chen Songtao has submitted a patent application for Preparation Method of Self-energy-supply and Self-activator-supply Carbon-based Material Based on Pyrolysis Gas. This invention was developed by Chen Songtao, Chen Xu and Hu Anna.
The patent application number is CN202510788122 20250612. The patent public..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Xuancheng Hengtai Electronic Chemical Mat Co Ltd has sought patent for Anhydrous Hydrogen Fluoride Filling Equipment. This invention was developed by Jiang Wei, Hu Hongfeng, Xie Yue and Jin Guojun.
The patent application number is CN202510824709 20250619. The patent publication number is CN120622393 (A). I..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Panjin Zhonglu Oil and Gas Tech Services Co Ltd patent application for Logging Rock Debris Receiving and Subpackaging Mechanism. Huang Zijian, Tian Qingqing, Fang Tieyuan, Li Yanxia, Jiao Yanshuang, Liang Xiaoshuang, Yao Yuan, Zhang Liwei, Zhao Peipeng,..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has received Cnpc Usa Corp, Beijing Huamei Inc and China National Petroleum patent application for Hydraulic Control Apparatus and Method for a Downhole Tool. Wang Jinjun, Cheng Chris, Yu Jiaqing, Mada Hems, Waddell Kevin, Yang Xiongwen, Zhao Xu, Yi Ming, Zhang Xin, Zha..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China Petroleum Eng & Constr Corp and China National Petroleum have filed a patent application for Method and System for Extracting Deuterium and Lithium from Oil and Gas Field Produced Water. This invention was developed by Shen Quanfeng, Luo Shuangquan and Guo Chao.
The patent application number is CN202..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Changzheng Engineering has sought patent for Heat Recovery Gasification System. This invention was developed by Ding Jianping, Ma Lin, Zhang Jun, Peng Shu and Kurinami.
The patent application number is CN202410280379 20240312. The patent publication number is CN120624065 (A). International Patent Classific..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has published Guangrao Yuanrun New Mat Co Ltd patent application for Efficient Crude Oil Purification and Flocculation Treatment Agent Capable of Rapidly Settling Impurities as Well as Preparation Method and Application of Efficient Crude Oil Purification and Floccu..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Runhe Catalyst Co Ltd patent application for Assistant for Increasing Gasoline Octane Number and Reducing Oil Slurry Without Increasing Liquefied Gas, Preparation Method and Application. Shi Zongbo, Zhang Qing, Qiu Heng'e, Wang Ye, Meng Jinlin, Wang Yun..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Sichuan Languan Energy Tech Co Ltd and Sichuan Weiwodun Petroleum Technology patent application for Three-layer Structure Gas Expansion-double Network Degradation Temporary Plugging Microsphere and Preparation Method Thereof. Xiao Weiyuan, Luo Jing, He ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Liaoning Qirui Petroleum Tech Co Ltd has sought patent for High-deformation Temporary Plugging Agent and Preparation Method Thereof. This invention was developed by Zhang Qunshuang and Zhang Junyun.
The patent application number is CN202510777300 20250611. The patent publication number is CN120623994 (A). ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Xi'an Tianzheng Petroleum Tech Co Ltd patent application for Macromolecular Salt-resistant Viscoelastic Particle and Preparation Process Thereof. Zhu Yongming, Wei Xiaolong and Zhang Wenwen developed the invention.
The patent application number is CN..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Shaanxi Huifengyue Petroleum Tech Development Co Ltd has filed a patent application for Drilling Fluid for Oil Field Drilling and Preparation Process Thereof. This invention was developed by Ding Huanyu, Hang Jianchun, Zhang Tongtong, Zhang Xingdong and Zhao Junxiang.
The patent application number is CN202..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Shaoxing University patent application for Differential Spectroacoustic Gas Sensing System Based on Cross-correlation Demodulation. Guo Min, Yang Beilei, Wang Yifan, Gao Yuan and Zhuo Lifei developed the invention.
The patent application number is CN..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Baoji Ruitong Energy Tech Co Ltd has submitted a patent application for Downhole Sampling Device for Well Drilling. This invention was developed by Shi Minzhe.
The patent application number is CN202510922422 20250704. The patent publication number is CN120626155 (A). International Patent Classification cod..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released Xinjiang Central Tanon Oil & Gas Tech Co Ltd patent application for Gas-liquid Two-phase Flow Wide Gas-liquid Ratio and Wide Range Metering System and Method. This invention was developed by Wang Binchen, Lu Jiuqing, Gao Yongxin, He Feng, He Yu, Ma Huih..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Dongying Ruifei Petroleum Tech Co Ltd has filed a patent application for Well Cementation Rubber Plug for Seabed Oil Well. This invention was developed by Fu Weimin, Fu Jiacheng, Dong Jichun and Dong Chunxian.
The patent application number is CN202510775322 20250611. The patent publication number is CN1206..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Dongying Baihua Petroleum Tech Development Co Ltd has sought patent for Thermal Well Washing Packer. This invention was developed by Cui Jianwen, Wang Zhanwei, Hou Jundong, Liu Wei, Sun Guoxiang and Li Yong.
The patent application number is CN202511127207 20250813. The patent publication number is CN120626..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has released China National Petroleum; Cnpc Engineering Tech R & D Co Ltd patent application for Downhole Casing External Windowing Experiment Device and Method. This invention was developed by Ren Xianke, Xia Yan, Ban Fansheng, Liu Tian'en, Che Yang, Zhang Honglin,..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- CNPC Greatwall Drilling and China National Petroleum have submitted a patent application for Cooperative Control Method, Device and Equipment for Double Manipulators of Calandria Machine and Medium. This invention was developed by Yan Weijun, Pan Deng, Luo Kai, Liu Ye, Zhao Yougui, Liu Meng, Luo Changsheng, Y..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has published China National Petroleum and CNPC Engineering Tech R & D Co Ltd patent application for Downhole Dynamic Parameter Sensing Drill Bit. The invention was developed by Wu Qiang, Ji Guodong, Huang Hongchun, Chen Changchang, Liu Li, Hu Huaigang, Yu Jinping, ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Aksu Zhongman Petroleum Engineering Tech Co Ltd and Zhongman Petroleum Drilling Tech Shanghai Co Ltd have submitted a patent application for Water Non-dispersible Plugging Agent for Well Cementation and Preparation Method of Water Non-dispersible Plugging Agent. This invention was developed by Li Pengfei, Tan..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Hunan Meihu Intelligent Mfg Co Ltd has submitted a patent application for Control System for Realizing Variable Flow of Oil Pump. This invention was developed by Ding Xing, She Xiaomei and Huang Chun.
The patent application number is CN202510886809 20250630. The patent publication number is CN120626315 (A)..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch have applied Chinese patent for Super-hydrophobic Sponge as Well as Preparation Method and Application Thereof. Chang Weichun, Zhang Xin, Li Chunman, Jia Yankun and Ru Chang..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has published China University of Petroleum, East China patent application for Ocean Pipeline Damage Positioning Method of Dendritic Network Optimized by Improved Wild Horse Algorithm. The invention was developed by Wu Lei, Liu Chao, Wang Shuai, Gong Yulin, Wang Wen..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China University of Petroleum, Beijing has filed a patent application for Transverse Wave Velocity Prediction Method, Apparatus and Device, and Readable Storage Medium. This invention was developed by Jiang Fujie, Zhang Yuqi, Zhang Zitong, Chen Di, Zheng Xiaowei, Hu Tao, Guo Jing, Qi Zhenguo, Ding Dandan and ..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- Chevron USA has filed a patent application for Quantification of Liquid Flow Rate and Correction of Gas Flow Rate in the Presence of Liquid in a Gas Pipeline. This invention was developed by Chacon Pamela Isobel, Brenskelle Lisa Ann, Scariot Vinicius Kramer and Mills Rachel W.
The patent application number is..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- ExxonMobil Technology and Engineering has submitted a patent application for Method of Making Molecular Sieves of Don Framework Type. Pham Trong D, Weigel Scott J, Vroman Hilda B and Falkowski Joseph M developed the invention.
The patent application number is WO2025US41938 20250814. The patent publication num..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- Chevron USA has sought patent for Expandable Gasket. This invention was developed by Darby Roy Jonathan.
The patent application number is WO2025US41844 20250813. The patent publication number is WO2026039546 (A1). International Patent Classification codes are F16J15/28, F16J15/32, F16L17/08 and F28F9/04.
An..
Oil & Gas
| Mon 23 Feb 2026
Beijing, Feb. 24 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Catalyst Carrier Component for Catalyzing Oil Slurry Hydrogenation, Carrier and Preparation Method Thereof. This invention was developed by Liu Wenjie, Sui Baokuan, Zhang Qing..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received PetroChina patent application for Simulation Method and Device for Strike-slip Fracture Layering Deformation Process Based on Three-dimensional Discrete Element. Ma Debo, Yang Min, Li Changsheng, Wang Shan, Cao Yinghui and Guan Shuwei developed the inve..
Oil & Gas
| Tue 24 Feb 2026
Beijing, Feb. 25 -- Shandong Hualu Hengsheng Chemical Industry Stock has submitted a patent application for Pipeline Gas Cooling Sleeve Device and Using Method. This invention was developed by Fu Lulu, Jing Xuesong, Qi Weiwei and Sheng Zhongshuai.
The patent application number is CN202510852201 20250624. The patent publicatio..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- World Intellectual Property Organization has received Halliburton Energy Services patent application for Expandable Liner Hanger Having a Phase Change Material Support. Maddux Stephen Ross and Newton Daniel Craig developed the invention.
The patent application number is WO2024US45773 20240909. The patent publ..
Oil & Gas
| Tue 24 Feb 2026
Geneva, Feb. 25 -- Halliburton Energy Services has submitted a patent application for Monitoring Engine Oil Level and Quality for Well Systems. Ramos Gurjao Kildare George, Hill David Rand, Jamali Ghare Tape Shahab and Ray Baidurja developed the invention.
The patent application number is WO2024US44914 20240830. The patent publ..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- China University of Petroleum, East China has applied Chinese patent for General Preparation Method and Application of Amino Acid Intercalation Layered Hydroxide. Wang Jianye, Liu Siyuan and Zhang Xingheng developed it.
The patent application number is CN202510812852 20250618. The patent publication number i..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- Northeast Petroleum University has filed a patent application for Oxygen-flame Cutting Simulation Method. This invention was developed by Yu Haonan, Hu Zhijun, Han Yueze, Guo Chenglong, Xiong Bin, Wang Kaixuan and Gao Jian.
The patent application number is CN20251136130 20250726. The patent publication numbe..
Oil & Gas
| Wed 25 Feb 2026
Beijing, Feb. 25 -- PetroChina has applied Chinese patent for Finite Element Simulation Method and Device for Strike-slip Fracture Layering Deformation Process. Ma Debo, Gao Jianrong, Chen Xiuyan, Yan Lei, Yang Min and Wang Yuan developed it.
The patent application number is CN202510541372 20250427. The patent publication numbe..
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